body {
    margin: 0;
    height: 100vh;
    width: 100vw;
}

.bg {
    background-color: black;
    transition: background-color 0.5s ease;
}

body.invert .bg {
    background-color: #00ff00;
}

body.invert .fg {
    color: black;
}

.stuff {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;

}

.copier {
    font-size: 64px;
    font-weight: bold;
    text-align: center;
}

.fg {
    color: #00ff00;
    font-family: "Noto Sans", sans-serif;
    transition: color 0.5s ease;
}

.copied {
    margin-top: 10px;
    font-size: 12px;
    opacity: 0;
    transition: opacity 0.2s ease;
}